Name: Colin Sinclair
Country: Australia
Birthdate: 19.12.94, 30 years
ATP ranking: 665
TOP ranking's position: 340 (18.09.23, 149 points)
Points: 45
Prize money: 127.379 $
Matches total: 429
Win: 250
%: 58.28 %
Country: Australia
Birthdate: 19.12.94, 30 years
ATP ranking: 665
TOP ranking's position: 340 (18.09.23, 149 points)
Points: 45
Prize money: 127.379 $
Matches total: 429
Win: 250
%: 58.28 %
| year | summary | Hard | Clay | I. hard | Carpet | Grass | Acrylic |
| 2025 | 8/11 | 8/11 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2024 | 22/17 | 18/15 | 4/2 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2023 | 39/32 | 31/25 | 8/6 | 0/1 | 0/0 | 0/0 | 0/0 |
| 2022 | 31/22 | 22/14 | 7/5 | 2/3 | 0/0 | 0/0 | 0/0 |
| 2021 | 39/22 | 22/8 | 14/10 | 3/4 | 0/0 | 0/0 | 0/0 |
| 2020 | 9/12 | 3/7 | 6/4 | 0/1 | 0/0 | 0/0 | 0/0 |
| 2019 | 27/25 | 17/15 | 9/7 | 0/1 | 0/0 | 1/2 | 0/0 |
| 2018 | 34/15 | 15/6 | 16/8 | 3/1 | 0/0 | 0/0 | 0/0 |
| 2017 | 37/16 | 12/7 | 25/9 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2015 | 4/4 | 0/1 | 4/3 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2013 | 0/2 | 0/2 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2012 | 0/1 | 0/1 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| TOTAL | 250/179 | 148/112 | 93/54 | 8/11 | 0/0 | 1/2 | 0/0 |
| perc. % | 58.28 % | 56.92 % | 63.27 % | 42.11 % | 0 % | 33.33 % | 0 % |
Colin Sinclair / Fixtures
| no matches found |
Colin Sinclair form / surface: Hard
Colin Sinclair / surface: Hard
| 28.04.25 | qual. | Andre Ilagan | Colin Sinclair | 6-3, 7-5 |  | match details |  Guangzhou Challenger | Hard |
| 27.04.25 | q 1 | Colin Sinclair | Jake Delaney | 6-3, 3-6, 6-4 |  | match details | ||
| 24.04.25 | 2nd round | Ilya Ivashka | Colin Sinclair | 6-2, 6-4 | | match details | M15 Luan | Hard |
| 23.04.25 | 1st round | Colin Sinclair | You Du | 6-4, 6-4 | | match details | ||
| 15.04.25 | 1st round | Ye Cong Mo | Colin Sinclair | 6-4, 3-6, 6-4 | | match details | M15 Luan | Hard |
| 11.04.25 | 1/4 | Woobin Shin | Colin Sinclair | 3-6, 6-3, 6-4 | | match details | M15 Luan | Hard |
| 10.04.25 | 2nd round | Colin Sinclair | Yaojie Zeng | 4-6, 6-3, 7-64 | | match details | ||
| 09.04.25 | 1st round | Colin Sinclair | Seokhyeon Chu | 6-3, 6-4 | | match details | ||
| 02.04.25 | 1st round | Jake Delaney | Colin Sinclair | 4-6, 7-60, 7-63 | | match details |  M15 Kashiwa | Hard |
| 28.03.25 | 1/4 | Hyeon Chung | Colin Sinclair | 6-2, 6-2 | | match details | M15 Tsukuba | Hard |
| 27.03.25 | 2nd round | Colin Sinclair | Yu Tanaka | 7-62, 7-5 | | match details | ||
| 26.03.25 | 1st round | Colin Sinclair | Taisei Ichikawa | 6-3, 4-6, 6-2 | | match details | ||
| 19.02.25 | 1st round | Chase Ferguson | Colin Sinclair | 7-64, 6-3 | | match details |  M25 Burnie | Hard |
| 10.02.25 | qual. | Marat Sharipov | Colin Sinclair | 7-61, 6-4 | | match details |  Manama Challenger | Hard |
| 09.02.25 | q 1 | Colin Sinclair | Ryan Nijboer | 3-6, 6-4, 6-3 | | match details | ||
| 02.02.25 | q 1 | Thomas Braithwaite | Colin Sinclair | 1-6, 6-3, 7-69 | | match details | Brisbane 2 | Hard |
| 27.01.25 | qual. | Kokoro Isomura | Colin Sinclair | 6-4, 6-4 | | match details | Brisbane 1 | Hard |
| 26.01.25 | q 1 | Colin Sinclair | Duje Markovina | 6-75, 6-3, 6-2 | | match details | ||
| 31.12.24 | 1st round | Benoit Paire | Colin Sinclair | 6-74, 6-1, 7-5 | | match details |  Noumea Challenger | Hard |
| 27.11.24 | 1st round | Moerani Bouzige | Colin Sinclair | 6-4, 6-75, 6-3 | | match details | M25 Carrara | Hard |
| 14.11.24 | 2nd round | Jason Murray Kubler | Colin Sinclair | 6-4, 6-4 | | match details | M25 Brisbane | Hard |
| 13.11.24 | 1st round | Colin Sinclair | Emile Hudd | 7-5, 7-65 | | match details | ||
| 27.10.24 | q 1 | Pavle Marinkov | Colin Sinclair | 3-6, 6-1, 6-2 | | match details | Sydney Challenger | Hard |
| 22.10.24 | 1st round | Masamichi Imamura | Colin Sinclair | 7-64, 6-3 | | match details | Playford Challenger | Hard |
| 21.10.24 | qual. | Colin Sinclair | Thomas Fancutt | 7-65, 6-3 | | match details | ||
| 20.10.24 | q 1 | Colin Sinclair | Charlie Camus | 6-4, 6-1 | | match details | ||
| 11.10.24 | 1/4 | Blake Ellis | Colin Sinclair | 7-5, 7-5 | | match details | M25 Cairns | Hard |
| 10.10.24 | 2nd round | Colin Sinclair | Jesse Delaney | 7-65, 7-64 | | match details | ||
| 08.10.24 | 1st round | Colin Sinclair | Jake Delaney | 6-3, 6-77, 6-3 | | match details | ||
| 03.10.24 | 2nd round | Rio Noguchi | Colin Sinclair | 6-2, 6-2 | | match details | M25 Cairns | Hard |
| 02.10.24 | 1st round | Colin Sinclair | Arjun Mehrotra | 7-64, 7-64 | | match details | ||
| 08.09.24 | fin | Chris Rodesch | Colin Sinclair | 6-4, 7-63 | | match details |  M15 Hong | Hard |
| 07.09.24 | 1/4 | Colin Sinclair | Edward Winter | 6-74, 6-3, 10-5 | | match details | ||
| 07.09.24 | 1/2 | Colin Sinclair | Samir Banerjee | 6-2, 7-5 | | match details | ||
| 05.09.24 | 2nd round | Colin Sinclair | Yan Cheng Chen | 6-4, 6-3 | | match details | ||
| 03.09.24 | 1st round | Colin Sinclair | Jimmy Yang | 6-1, 6-4 | | match details | ||
| 29.08.24 | 2nd round | Woobin Shin | Colin Sinclair | 7-62, 7-65 | | match details | M25 Hong | Hard |
| 28.08.24 | 1st round | Colin Sinclair | Ren Nakamura | 7-62, 6-4 | | match details | ||
| 08.08.24 | 2nd round | Leo Vithoontien | Colin Sinclair | 6-75, 6-3, 7-64 | | match details |  M25 Southaven | Hard |
| 07.08.24 | 1st round | Colin Sinclair | Alexander Henry Visser | 6-4, 6-0 | | match details | ||
| 03.08.24 | 1/2 | Kyle Kang | Colin Sinclair | 6-1, 6-74, 3-1, Colin Sinclair - retired | | match details | M25 Edwardsville | Hard |
| 02.08.24 | 1/4 | Colin Sinclair | Nicolas Ian Kotzen | 7-63, 6-71, 7-5 | | match details | ||
| 01.08.24 | 2nd round | Colin Sinclair | Ryan Fishback | 7-65, 6-4 | | match details | ||
| 31.07.24 | 1st round | Colin Sinclair | Tristan Mccormick | 7-67, 6-76, 6-1 | | match details | ||
| 19.06.24 | 1st round | Eliot Spizzirri | Colin Sinclair | 7-5, 6-1 | | match details | M25 Tulsa | Hard |
| 12.06.24 | 1st round | Lui Maxted | Colin Sinclair | 6-4, 7-61 | | match details | M25 Wichita | Hard |
| 03.06.24 | qual. | Christian Langmo | Colin Sinclair | 7-64, 6-3 | | match details | Tyler Challenger | Hard |
| 02.06.24 | q 1 | Colin Sinclair | Murphy Cassone | 6-4, 7-5 | | match details | ||
| 14.05.24 | qual. | Blake Ellis | Colin Sinclair | 6-3, 7-61 | | match details | .png){kind=small} Taipei Challenger | Hard |
| 12.05.24 | q 1 | Colin Sinclair | Jose Statham | 7-5, 7-66 | | match details | ||
| 03.01.24 | 2nd round | Benoit Paire | Colin Sinclair | 4-6, 6-2, 6-2 | | match details | Noumea Challenger | Hard |
| 02.01.24 | 1st round | Colin Sinclair | Jose Statham | 6-72, 6-4, 6-4 | | match details | ||
| 26.11.23 | q 1 | Ray Ho | Colin Sinclair | 6-3, 7-5 | | match details | Yokkaichi Challenger | Hard |
| 20.11.23 | 1st round | Mathys Erhard | Colin Sinclair | 6-3, 6-2 | | match details | Yokohama Challenger | Hard |
| 19.11.23 | qual. | Colin Sinclair | Giovanni Fonio | 6-3, 5-7, 7-63 | | match details | ||
| 18.11.23 | q 1 | Colin Sinclair | Nathan Ponwith | 6-3, 7-61 | | match details | ||
| 30.10.23 | 1st round | Marc Polmans | Colin Sinclair | 6-4, 6-2 | | match details | Sydney Challenger | Hard |
| 19.10.23 | 2nd round | Lorenzo Giustino | Colin Sinclair | 6-3, 6-4 | | match details | Shenzhen 2 | Hard |
| 16.10.23 | 1st round | Colin Sinclair | Evgeny Donskoy | 2-6, 6-3, 6-4 | | match details | ||
| 11.10.23 | 1st round | Thanasi Kokkinakis | Colin Sinclair | 6-2, 3-6, 6-3 | | match details | Shenzhen 1 | Hard |
| 10.10.23 | qual. | Colin Sinclair | Tsung-Hao Huang | 3-6, 6-4, 6-2 | | match details | ||
| 09.10.23 | q 1 | Colin Sinclair | Ray Ho | 6-3, 6-4 | | match details | ||
| 02.10.23 | q 1 | Li Tu | Colin Sinclair | 4-6, 6-4, 6-3 | | match details | Shanghai | Hard |
| 19.09.23 | q 1 | Antoine Bellier | Colin Sinclair | 6-3, 6-4 | | match details | Zhuhai | Hard |
| 13.09.23 | 2nd round | Marc Polmans | Colin Sinclair | 6-4, 6-4 | | match details | Guangzhou Challenger | Hard |
| 12.09.23 | 1st round | Colin Sinclair | Luca Castelnuovo | 6-1, 6-2 | | match details | ||
| 04.09.23 | q 1 | Matthew Christopher Romios | Colin Sinclair | 6-4, 6-4 | | match details | Shanghai Challenger | Hard |
| 01.09.23 | 1/4 | Ricardas Berankis | Colin Sinclair | 7-5, 6-74, 6-1 | | match details | Zhangjiagang Challenger | Hard |
| 31.08.23 | 2nd round | Colin Sinclair | Nam Hoang Ly | 6-3, 1-6, 6-1 | | match details | ||
| 29.08.23 | 1st round | Colin Sinclair | Kaichi Uchida | 6-3, 3-6, 6-4 | | match details | ||
| 28.08.23 | qual. | Hanyi Liu | Colin Sinclair | 1-6, 6-3, 7-63 | | match details | ||
| 27.08.23 | q 1 | Colin Sinclair | Markos Kalovelonis | 6-4, 6-1 | | match details | ||
| 23.08.23 | 2nd round | Aliaksandr Liaonenka | Colin Sinclair | 7-64, 6-3 | | match details | Zhuhai Challenger | Hard |
| 22.08.23 | 1st round | Colin Sinclair | Leo Borg | 6-3, 6-2 | | match details | ||
| 05.08.23 | 1/2 | Luke Saville | Colin Sinclair | 5-7, 6-4, 6-4 | | match details | M15 Caloundra | Hard |
| 04.08.23 | 1/4 | Colin Sinclair | Casey Hoole | 4-6, 6-4, 7-5 | | match details | ||
| 03.08.23 | 2nd round | Colin Sinclair | Derek Pham | 5-1, Derek Pham - retired | | match details | ||
| 02.08.23 | 1st round | Colin Sinclair | Anton Shepp | 6-2, 7-5 | | match details | ||
| 17.07.23 | qual. | Philip Sekulic | Colin Sinclair | 6-3, 6-4 | | match details |  Granby Challenger | Hard |
| 16.07.23 | q 1 | Colin Sinclair | Martin Damm | 6-74, 7-68, 6-3 | | match details | ||
| 10.07.23 | qual. | Omar Jasika | Colin Sinclair | 6-4, 6-4 | | match details | Chicago Challenger | Hard |
| 09.07.23 | q 1 | Colin Sinclair | Strong Kirchheimer | 7-65, 6-4 | | match details | ||
| 03.07.23 | qual. | Evan Zhu | Colin Sinclair | 7-5, 1-6, 6-2 | | match details | Bloomfield Hills | Hard |
| 03.07.23 | q 1 | Colin Sinclair | Patrick Maloney | 6-73, 7-64, 6-3 | | match details | ||
| 20.06.23 | 1st round | Adam Neff | Colin Sinclair | 4-6, 7-5, 7-5 | | match details | M25 Tulsa | Hard |
| 14.06.23 | 2nd round | Liam Draxl | Colin Sinclair | 7-60, 6-3 | | match details |  Palmas del | Hard |
| 13.06.23 | 1st round | Colin Sinclair | Alexander Bravo | 6-2, 6-0 | | match details | ||
| 12.06.23 | qual. | Colin Sinclair | Kaito Uesugi | 6-1, 7-64 | | match details | ||
| 11.06.23 | q 1 | Colin Sinclair | Henrik Wiersholm | 6-2, 6-1 | | match details | ||
| 04.06.23 | fin | Colin Sinclair | Jaimee Floyd Angele | 6-3, 6-2 | | match details | M15 Rancho | Hard |
| 03.06.23 | 1/2 | Colin Sinclair | Noah Schachter | 6-3, 7-5 | | match details | ||
| 02.06.23 | 1/4 | Colin Sinclair | Juan Carlos Manuel Aguilar | 6-3, 6-0 | | match details | ||
| 01.06.23 | 2nd round | Colin Sinclair | Gianni Ross | 6-3, 2-6, 7-62 | | match details | ||
| 31.05.23 | 1st round | Colin Sinclair | Ethan Schiffman | 7-63, 6-2 | | match details | ||
| 09.04.23 | q 1 | Giovanni Mpetshi Perricard | Colin Sinclair | 6-75, 6-3, 6-1 | | match details |  Leon Challenger | Hard |
| 27.02.23 | qual. | Akira Santillan | Colin Sinclair | 6-75, 7-5, 6-2 | | match details |  Pune Challenger | Hard |
| 26.02.23 | q 1 | Colin Sinclair | S D Prajwal Dev | 6-3, 6-4 | | match details | ||
| 20.02.23 | qual. | Alibek Kachmazov | Colin Sinclair | 7-5, 6-2 | | match details | Bengaluru Challenger | Hard |
| 19.02.23 | q 1 | Colin Sinclair | Jay Clarke | 6-4, 7-5 | | match details | ||
| 15.02.23 | 2nd round | Tomas Machac | Colin Sinclair | 6-0, 6-2 | | match details | Manama Challenger | Hard |
| 14.02.23 | 1st round | Colin Sinclair | Andrea Arnaboldi | 7-63, 2-6, 6-3 | | match details | ||
| 13.02.23 | qual. | Andrea Arnaboldi | Colin Sinclair | 6-4, 7-64 | | match details | ||
| 12.02.23 | q 1 | Colin Sinclair | Koray Kirci | 6-3, 6-2 | | match details | ||
| 27.01.23 | 1/4 | Zachary Svajda | Colin Sinclair | 6-1, 6-0 | | match details | M25 Wesley | Hard |
| 26.01.23 | 2nd round | Colin Sinclair | Patrick Kypson | 6-4, 6-1 | | match details | ||
| 25.01.23 | 1st round | Colin Sinclair | Connor Farren | 6-3, 6-4 | | match details | ||
| 04.01.23 | 2nd round | Ryan Peniston | Colin Sinclair | 4-6, 6-4, 6-3 | | match details | Noumea Challenger | Hard |
| 02.01.23 | 1st round | Colin Sinclair | Ajeet Rai | 7-5, 6-4 | | match details | ||
| 25.11.22 | 1/4 | Frederico Ferreira Silva | Colin Sinclair | 6-2, 3-6, 6-3 | | match details | Yokkaichi Challenger | Hard |
| 24.11.22 | 2nd round | Colin Sinclair | Yuichi Sugita | 6-4, 6-3 | | match details | ||
| 22.11.22 | 1st round | Colin Sinclair | Ramkumar Ramanathan | 6-2, 6-2 | | match details | ||
| 21.11.22 | qual. | Colin Sinclair | Koki Matsuda | 6-3, 6-4 | | match details | ||
| 20.11.22 | q 1 | Colin Sinclair | Renta Tokuda | 6-1, 7-5 | | match details | ||
| 01.11.22 | 1st round | Aleksandar Vukic | Colin Sinclair | 7-63, 6-2 | | match details | Sydney Challenger | Hard |
| 27.10.22 | 2nd round | Max Purcell | Colin Sinclair | 7-5, 6-1 | | match details | Playford Challenger | Hard |
| 25.10.22 | 1st round | Colin Sinclair | Aleksandar Vukic | 6-4, 3-6, 6-2 | | match details | ||
| 14.10.22 | 1/4 | Tristan Schoolkate | Colin Sinclair | 6-4, 6-4 | | match details | M25 Cairns | Hard |
| 13.10.22 | 2nd round | Colin Sinclair | Blake Ellis | 7-61, 3-6, 7-63 | | match details | ||
| 12.10.22 | 1st round | Colin Sinclair | Moerani Bouzige | 7-5, 6-2 | | match details | ||
| 09.10.22 | fin | Alex Bolt | Colin Sinclair | 6-3, 6-2 | | match details | M25 Cairns | Hard |
| 08.10.22 | 1/2 | Colin Sinclair | Blake Ellis | 4-6, 6-3, 6-2 | | match details | ||
| 07.10.22 | 1/4 | Colin Sinclair | Mitchell Harper | 6-4, 4-6, 6-2 | | match details | ||
| 06.10.22 | 2nd round | Colin Sinclair | Tristan Schoolkate | 6-4, 6-4 | | match details | ||
| 04.10.22 | 1st round | Colin Sinclair | Jeremy Jin | 7-5, 7-60 | | match details | ||
| 22.09.22 | 2nd round | James McCabe | Colin Sinclair | 7-64, 6-4 | | match details | M25 Darwin | Hard |
| 20.09.22 | 1st round | Colin Sinclair | Aaron Addison | 6-3, 7-66 | | match details | ||
| 14.09.22 | 1st round | Philip Sekulic | Colin Sinclair | 6-74, 7-64, 6-3 | | match details | M25 Darwin | Hard |
| 28.07.22 | 2nd round | Mitchell Harper | Colin Sinclair | 3-6, 6-2, 6-1 | | match details | M15 Caloundra | Hard |
| 27.07.22 | 1st round | Colin Sinclair | Mikal Statham | 6-2, 6-0 | | match details | ||
| 24.07.22 | 1/4 | Colin Sinclair | Matthew Christopher Romios | 6-72, 6-4, 6-2 | | match details | M15 Caloundra | Hard |
| 24.07.22 | 1/2 | Thomas Fancutt | Colin Sinclair | 6-4, 6-1 | | match details | ||
| 23.07.22 | 2nd round | Colin Sinclair | Casey Hoole | 6-3, 6-3 | | match details | ||
| 23.07.22 | 1st round | Colin Sinclair | Sam Ryan Ziegann | 7-5, 6-1 | | match details | ||
| 07.06.22 | 1st round | Geun Jun Kim | Colin Sinclair | 7-61, 6-3 | | match details |  M25 Harmon | Hard |
| 08.04.22 | 1/4 | Lukas Pokorny | Colin Sinclair | 7-65, 6-3 | | match details |  M15 Sharm | Hard |
| 07.04.22 | 2nd round | Colin Sinclair | Patrik Niklas-Salminen | 7-5, 7-63 | | match details | ||
| 06.04.22 | 1st round | Colin Sinclair | Victor Ernaelsteen | 6-1, 6-3 | | match details | ||
| 30.03.22 | 1st round | Luca Fantini | Colin Sinclair | 7-64, 3-6, 6-4 | | match details | M15 Sharm | Hard |
| 04.02.22 | 1/4 | Federico Iannaccone | Colin Sinclair | 2-6, 6-4, 7-5 | | match details |  M15 Monastir | Hard |
| 03.02.22 | 2nd round | Colin Sinclair | Masamichi Imamura | 7-64, 6-2 | | match details | ||
| 02.02.22 | 1st round | Colin Sinclair | Jakub Paul | 6-3, 6-3 | | match details | ||
| 26.01.22 | 1st round | Yannick Mertens | Colin Sinclair | 6-4, 6-4 | | match details | M25 Monastir | Hard |
| 24.01.22 | qual. | Colin Sinclair | Bharath Nishok Kumaran | 6-3, 6-4 | | match details | ||
| 23.01.22 | q 2 | Colin Sinclair | Jannik Maute | 6-3, 6-1 | | match details | ||
| 09.12.21 | 2nd round | Peter Bertran | Colin Sinclair | 6-2, 6-2 | | match details |  M15 Santo | Hard |
| 08.12.21 | 1st round | Colin Sinclair | Sebastian Gima | 6-3, 6-2 | | match details | ||
| 28.11.21 | fin | Colin Sinclair | Marco Brugnerotto | 6-1, 5-7, 6-4 | | match details |  M15 Guatemala | Hard |
| 27.11.21 | 1/2 | Colin Sinclair | Taha Baadi | 7-68, 7-64 | | match details | ||
| 26.11.21 | 1/4 | Colin Sinclair | Alejandro Mendoza | 6-3, 6-73, 6-2 | | match details | ||
| 25.11.21 | 2nd round | Colin Sinclair | Osgar O'Hoisin | 6-2, 6-3 | | match details | ||
| 23.11.21 | 1st round | Colin Sinclair | Rafael Botran Neutze | 6-3, 6-1 | | match details | ||
| 05.04.21 | q 2 | Tibo Colson | Colin Sinclair | 6-2, 4-6, 10-8 | | match details | M15 Monastir | Hard |
| 04.04.21 | q 1 | Colin Sinclair | Leyton Rivera | 6-2, 6-76, 10-8 | | match details | ||
| 29.03.21 | q 1 | Colin Sinclair | Walid Jallali | 6-4, 5-7, 10-4 | | match details | M15 Monastir | Hard |
| 29.03.21 | q 2 | Luca Castagnola | Colin Sinclair | 6-4, 3-6, 10-6 | | match details | ||
| 27.03.21 | 1/2 | Lucas Catarina | Colin Sinclair | 2-6, 7-68, 6-4 | | match details | M15 Monastir | Hard |
| 26.03.21 | 1/4 | Colin Sinclair | Christian Langmo | 4-6, 6-3, 6-2 | | match details | ||
| 25.03.21 | 2nd round | Colin Sinclair | Laurent Lokoli | 6-3, 6-2 | | match details | ||
| 24.03.21 | 1st round | Colin Sinclair | Fausto Tabacco | 6-1, 6-0 | | match details | ||
| 18.03.21 | 2nd round | Alexander Kotzen | Colin Sinclair | 7-5, 7-5 | | match details | M15 Monastir | Hard |
| 17.03.21 | 1st round | Colin Sinclair | Jordan Correia Passos Do Carmo | 6-3, 6-2 | | match details | ||
| 09.03.21 | qual. | Giorgio Tabacco | Colin Sinclair | 7-68, 0-6, 10-8 | | match details | M15 Monastir | Hard |
| 08.03.21 | q 2 | Colin Sinclair | Luca Castagnola | 6-3, 6-4 | | match details | ||
| 07.03.21 | q 1 | Colin Sinclair | Jamie Krattiger | 6-1, 6-1 | | match details | ||
| 04.03.21 | 2nd round | Daniele Capecchi | Colin Sinclair | 6-75, 6-3, 6-2 | | match details | M15 Monastir | Hard |
| 03.03.21 | 1st round | Colin Sinclair | Jose Fco. Vidal Azorin | 6-3, 6-4 | | match details | ||
| 01.03.21 | qual. | Colin Sinclair | Leonardo Civita-Telles | 6-3, 2-0, Leonardo Civita-Telles - retired | | match details | ||
| 01.03.21 | q 2 | Colin Sinclair | Facundo Yunis | 6-3, 6-2 | | match details | ||
| 28.02.21 | q 1 | Colin Sinclair | Edoardo Zanada | 6-2, 6-2 | | match details | ||
| 25.02.21 | 2nd round | Alexander Erler | Colin Sinclair | 7-64, 5-7, 6-1 | | match details | M15 Monastir | Hard |
| 24.02.21 | 1st round | Colin Sinclair | Christoph Negritu | 6-1, 7-5 | | match details | ||
| 22.02.21 | q 2 | Colin Sinclair | Sami Ben Abdennibi | 7-64, 6-3 | | match details | ||
| 22.02.21 | qual. | Colin Sinclair | Daiki Yoshimura | 6-0, 6-3 | | match details | ||
| 21.02.21 | q 1 | Colin Sinclair | Vladislav Melnic | 4-6, 7-5, 10-6 | | match details | ||
| 17.12.20 | 2nd round | Skander Mansouri | Colin Sinclair | 6-1, 6-3 | | match details | M15 Monastir | Hard |
| 16.12.20 | 1st round | Colin Sinclair | Martin Breysach | 7-5, 6-1 | | match details | ||
| 10.12.20 | 2nd round | Luca Potenza | Colin Sinclair | 7-5, 4-6, 7-69 | | match details | M15 Monastir | Hard |
| 09.12.20 | 1st round | Colin Sinclair | Luca Castelnuovo | 5-3, Luca Castelnuovo - retired | | match details | ||
| 02.12.20 | 1st round | Luca Potenza | Colin Sinclair | 7-64, 6-3 | | match details | M15 Monastir | Hard |
| 26.11.20 | 1st round | Skander Mansouri | Colin Sinclair | 6-2, 6-3 | | match details | M15 Monastir | Hard |
| 29.10.20 | 2nd round | Skander Mansouri | Colin Sinclair | 6-3, 6-4 | | match details | M15 Monastir | Hard |
| 27.10.20 | 1st round | Colin Sinclair | Taiyo Yamanaka | 7-66, 3-6, 6-3 | | match details | ||
| 13.01.20 | 1st round | Yoshihito Nishioka | Colin Sinclair | 6-2, 6-4 | | match details | Bendigo Challenger | Hard |
| 07.01.20 | 1st round | Harold Mayot | Colin Sinclair | 4-6, 6-3, 6-2 | | match details | Noumea Challenger | Hard |
| 21.11.19 | 2nd round | Connor Farren | Colin Sinclair | 6-2, 6-4 | | match details | M15 Cancun | Hard |
| 21.11.19 | 1st round | Colin Sinclair | Joao Lucas Reis Da Silva | 7-5, 6-74, 6-4 | | match details | ||
| 12.11.19 | 1st round | Brandon Holt | Colin Sinclair | 6-1, 7-5 | | match details | Houston Challenger | Hard |
| 10.11.19 | fin | Joao Lucas Reis Da Silva | Colin Sinclair | 6-2, 6-4 | | match details | M15 Cancun | Hard |
| 09.11.19 | 1/2 | Colin Sinclair | Paul Jubb | 6-3, 6-2 | | match details | ||
| 08.11.19 | 1/4 | Colin Sinclair | Tigre Hank | 6-3, 6-4 | | match details | ||
| 07.11.19 | 2nd round | Colin Sinclair | Ajeet Rai | 4-6, 7-5, 2-0, Ajeet Rai - retired | | match details | ||
| 06.11.19 | 1st round | Colin Sinclair | Conner Huertas Del Pino | 6-1, 7-69 | | match details | ||
| 17.10.19 | 2nd round | Alex Rybakov | Colin Sinclair | 6-1, 7-5 | | match details | M25 Waco | Hard |
| 16.10.19 | 1st round | Colin Sinclair | Connor Farren | 6-3, 6-4 | | match details | ||
| 07.10.19 | 1st round | Agustin Velotti | Colin Sinclair | 6-76, 7-64, 6-4 | | match details | Fairfield Challenger | Hard |
| 23.09.19 | 1st round | Michail Pervolarakis | Colin Sinclair | 6-3, 7-60 | | match details | Tiburon Challenger | Hard |
| 03.09.19 | 1st round | Thai Kwiatkowski | Colin Sinclair | 7-65, 6-2 | | match details | New Haven | Hard |
| 24.08.19 | 1/4 | Thiago Agustin Tirante | Colin Sinclair | 6-4, 6-4 | | match details | M15 Cancun | Hard |
| 22.08.19 | 2nd round | Colin Sinclair | Sebastian Murillo | 6-3, 6-4 | | match details | ||
| 20.08.19 | 1st round | Colin Sinclair | Kalman L. Boyd | 6-1, 7-64 | | match details | ||
| 13.08.19 | 1st round | Vasek Pospisil | Colin Sinclair | 6-4, 5-7, 6-2 | | match details | Vancouver Challenger | Hard |
| 29.07.19 | 1st round | John Mcnally | Colin Sinclair | 7-63, 3-6, 6-1 | | match details | Lexington Challenger | Hard |
| 18.03.19 | qual. | Fajing Sun | Colin Sinclair | 6-4, 6-2 | | match details | Zhangjiagang Challenger | Hard |
| 12.03.19 | 1st round | Enrique Lopez-Perez | Colin Sinclair | 6-2, 6-4 | | match details | Shenzhen Challenger | Hard |
| 11.03.19 | qual. | Colin Sinclair | Xinmu Zhou | 6-2, 6-4 | | match details | ||
| 15.02.19 | 2nd round | Jose Olivares | Colin Sinclair | 6-3, 7-64 | | match details | M15 Tucson | Hard |
| 13.02.19 | 1st round | Colin Sinclair | Luke Jacob Gamble | 7-66, 6-0 | | match details | ||
| 11.02.19 | fin | Colin Sinclair | Lucas Poullain | 6-3, 7-63 | | match details | M15 Claremont | Hard |
| 09.02.19 | 1/2 | Colin Sinclair | Henry Craig | 6-4, 6-2 | | match details | ||
| 08.02.19 | 1/4 | Colin Sinclair | George Goldhoff | 4-6, 7-5, 6-3 | | match details | ||
| 07.02.19 | 2nd round | Colin Sinclair | Tyler Lu | 6-3, 6-3 | | match details | ||
| 06.02.19 | 1st round | Colin Sinclair | Luke Jacob Gamble | 6-2, 6-3 | | match details | ||
| 07.01.19 | 1st round | Sadio Doumbia | Colin Sinclair | 6-3, 6-4 | | match details | Canberra Challenger | Hard |
| 03.01.19 | 3rd round | Mikael Ymer | Colin Sinclair | 6-3, 6-2 | | match details | Noumea Challenger | Hard |
| 02.01.19 | 2nd round | Colin Sinclair | Blaz Rola | 7-5, 6-4 | | match details | ||
| 31.12.18 | 1st round | Colin Sinclair | Maxime Chazal | 6-4, 6-4 | | match details | ||
| 30.11.18 | 1/4 | Ze Zhang | Colin Sinclair | 6-1, 6-1 | | match details | Australian Open | Hard |
| 28.11.18 | 1st round | Colin Sinclair | Di Wu | 6-2, 6-3 | | match details | ||
| 27.10.18 | q 1 | Harry Bourchier | Colin Sinclair | 6-2, 6-4 | | match details | Canberra Challenger | Hard |
| 22.10.18 | qual. | Yosuke Watanuki | Colin Sinclair | 6-3, 7-5 | | match details | Traralgon Challenger | Hard |
| 21.10.18 | q 2 | Colin Sinclair | Moerani Bouzige | 6-4, 6-1 | | match details | ||
| 21.10.18 | q 1 | Colin Sinclair | Calum Puttergill | 6-4, 6-1 | | match details | ||
| 14.10.18 | fin | Maverick Banes | Colin Sinclair | 6-4, 6-2 | | match details | Australia F8 | Hard |
| 13.10.18 | 1/2 | Colin Sinclair | Hiroyasu Ehara | 2-6, 6-1, 6-3 | | match details | ||
| 11.10.18 | 1/4 | Colin Sinclair | Kuan-Yi Lee | 6-1, 6-2 | | match details | ||
| 10.10.18 | 2nd round | Colin Sinclair | Gage Brymer | 7-69, 6-3 | | match details | ||
| 09.10.18 | 1st round | Colin Sinclair | Kazuki Nishiwaki | 6-74, 6-4, 6-4 | | match details | ||
| 06.10.18 | fin | Evan Hoyt | Colin Sinclair | 6-4, 7-65 | | match details | Australia F7 | Hard |
| 05.10.18 | 1/2 | Colin Sinclair | Michael Look | 6-2, 3-6, 7-5 | | match details | ||
| 04.10.18 | 1/4 | Colin Sinclair | Hiroyasu Ehara | 6-3, 6-4 | | match details | ||
| 03.10.18 | 2nd round | Colin Sinclair | Kazuki Nishiwaki | 6-3, 6-3 | | match details | ||
| 01.10.18 | 1st round | Colin Sinclair | Dane Sweeny | 6-4, 6-4 | | match details | ||
| 16.09.18 | fin | Gabriel Petit | Colin Sinclair | 7-65, 7-64 | | match details | Tunisia F31 | Hard |
| 15.09.18 | 1/2 | Colin Sinclair | Alexis Klegou | 7-5, 7-62 | | match details | ||
| 14.09.18 | 1/4 | Colin Sinclair | Andrea Borroni | 7-5, 6-4 | | match details | ||
| 13.09.18 | 2nd round | Colin Sinclair | Luke Jacob Gamble | 5-2, Luke Jacob Gamble - retired | | match details | ||
| 11.09.18 | 1st round | Colin Sinclair | Ignasi De Rueda De Genover | 6-3, 3-0, Ignasi De Rueda De Genover - retired | | match details | ||
| 12.12.17 | 1st round | Daniel Altmaier | Colin Sinclair | 6-3, 7-5 | | match details |  Thailand F12 | Hard |
| 11.12.17 | q 1 | Colin Sinclair | Chattarin Wareesri | 6-0, 6-0 | | match details | ||
| 11.12.17 | q 2 | Colin Sinclair | Min-Hyoek Cho | 4-6, 6-4, 6-4 | | match details | ||
| 11.12.17 | qual. | Colin Sinclair | Sung Jun Park | 6-3, 6-4 | | match details | ||
| 04.12.17 | q 2 | Daniiar Duldaev | Colin Sinclair | 7-62, 6-0 | | match details | Thailand F11 | Hard |
| 04.12.17 | q 1 | Colin Sinclair | Yuttana Charoenphon | 6-1, 6-3 | | match details | ||
| 29.11.17 | 2nd round | Alexey Vatutin | Colin Sinclair | 4-6, 6-2, 6-1 | | match details | Thailand F10 | Hard |
| 28.11.17 | 1st round | Colin Sinclair | Yan Sabanin | 3-6, 7-5, 6-3 | | match details | ||
| 19.11.17 | q 2 | Vasko Mladenov | Colin Sinclair | 6-3, 7-69 | | match details | Hua Hin | Hard |
| 18.11.17 | q 1 | Colin Sinclair | Pascal Meis | 6-4, 4-3, Pascal Meis - retired | | match details | ||
| 09.10.17 | q 2 | Jesse Delaney | Colin Sinclair | 3-6, 7-66, 6-4 | | match details | Australia F7 | Hard |
| 02.10.17 | 1st round | Jason Murray Kubler | Colin Sinclair | 6-4, 6-4 | | match details | Australia F6 | Hard |
| 02.10.17 | qual. | Colin Sinclair | Lawrence Bataljin | 6-1, 6-3 | | match details | ||
| 02.10.17 | q 1 | Colin Sinclair | Daniel Guccione | 6-2, 6-4 | | match details | ||
| 02.10.17 | q 2 | Colin Sinclair | Nicholas Opasinov | 6-3, 6-1 | | match details | ||
| 26.09.17 | 1st round | Sora Fukuda | Colin Sinclair | 6-1, 6-77, 6-3 | | match details | Australia F5 | Hard |
| 25.09.17 | qual. | Colin Sinclair | William Ma | 6-3, 6-2 | | match details | ||
| 25.09.17 | q 1 | Colin Sinclair | Louis Clark | 4-1, Louis Clark - retired | | match details | ||
| 25.09.17 | q 2 | Colin Sinclair | Campbell Salmon | 6-1, 6-2 | | match details | ||
| 19.07.15 | q 2 | Ernesto Escobedo | Colin Sinclair | 7-65, 6-4 | | match details | Binghamton Challenger | Hard |
| 03.06.13 | 1st round | Patrick Davidson | Colin Sinclair | 6-3, 6-4 | | match details | Guam F1 | Hard |
| 18.03.13 | q 1 | Harley Pearson | Colin Sinclair | 6-3, 6-2 | | match details | Australia F4 | Hard |
| 27.08.12 | 1st round | Yusuke Watanuki | Colin Sinclair | 7-5, 6-3 | | match details | Australia F5 | Hard |
